Computer Science, asked by vjkmr6470, 6 months ago

1.A primary key does not allow ___________values.​

Answers

Answered by ap5495987
8

Answer:

No two rows in a table can have the same primary key value. Also, you cannot enter NULL value in a primary key column. ... That means this field does not allow NULL or duplicate values.

Explanation:

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Answered by vaishu4871
5

Answer:

NULL values

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